Cosmetics Formulation Development

Interested in using PiteraEx ™ ( Saccharomyces Lysate Extract )About 2% make a slap water, please advise what ingredients can be added to make it more effective in skin care. Or just use this is enough. and would like to give advice on how to mix it, thank you

Hello, it depends on the performance you want. There is no fixed requirement that only one ingredient is used. enough? but can mix PiteraEx + water